package com.structure.traverse;

/**
 * @Author Tanyu
 * @Date 2020/6/10 14:43
 * @Description
 * @Version 1.0
 */
public class TreeNode {
  int val;//每个节点存放的数据
  TreeNode left;//左节点
  TreeNode right;//右节点
  TreeNode(int x) { val = x; }
}
